Home / 9,969.28-14,934.40-7,332

Finding the Fourth Proportional to 9,969.28, 14,934.40 and 7,332

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Solution

The fourth proportional to 9,969.28, 14,934.40 and 7,332 is: 10,983.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.28 : 14,934.40 = 7,332 : x
  2. Step 2: Convert to fraction form
    9,969.28/14,934.40 = 7,332/x
  3. Step 3: Cross multiply
    9,969.28x = 14,934.40 × 7,332
  4. Step 4: Simplify right side
    9,969.28x = 109,499,020.80
  5. Step 5: Solve for x
    x = 109,499,020.80/9,969.28
  6. Step 6: Final answer
    x = 10,983.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.